Halloween 2016: Celebrity kids play dress-up

From hot dogs and Disney characters to superheroes and Donald Trump, click through our gallery to see what costumes celebrity kids are rocking this year!

Prime Minister Justin Trudeau and his youngest child Hadrien, 2, brought the classic French children's book Le Petit Prince to life.

Photo: PA

Justin and Hadrien were joined by other trick-or-treaters.

Photo: CP

A family of Trolls! Justin Timberlake paid homage to his most recent film project by dressing the entire family as the big-haired toys - though one-and-a-half-year-old Silas wasn't keen to keep his wig on. "Happy Halloween from Poppy, Branch and lil Branch. We be Trollin'..." his wife Jessica Biel captioned this cute snap.

Photo: Instagram/@jessicabiehl

Beyoncé, Jay Z and Blue Ivy dressed up as the Barbie family, complete with boxes from which mom and dad emerged as Black Barbie and 40th Anniversary Ken. Cutie Blue had the doll's name emblazoned on her jacket.

Photo: Instagram/@beyonce

Neil Patrick Harris and David Burtka are the reigning kings of Halloween along with their twins, Harper and Gideon, and this year was no exception. Dressing as entertainment icons, the family went as Marilyn Monroe, Groucho Marx, Charlie Chaplin and James Dean!

Photo: Instagram/@nph

"LOOK AROUND! LOOK AROUND! HOW LUCKY WE ARE TO BE ALIVE RIGHT NOW! Here's Birdie as Eliza Schuyler with her buddy Sage as Alexander Hamilton. I have to say, these kids NAILED IT!" said Busy Philipps of her daughter's Broadway getup.

Photo: Instagram/@busyphilipps

Jaime King's son paid tribute to The Nightmare Before Christmas at Jack Skellington.

Photo: Instagram/@jaime_king

This isn't technically The Office star Jenna Fischer's son, but this little Dwight Schrute definitely won Halloween - and the actress who played Pam couldn't help but share on Twitter!

Photo: Twitter/@jennafischer

Kourtney Kardashian and her kids - Mason, Penelope and Reign - were picture-perfect as Power Rangers.

Photo: Instagram/@kourtneykardash

Chef Curtis Stone and his actress wife, Lindsay Price, wouldn't have any trouble getting their kids to eat their spinach this year! The family boasted three Popeyes and an Olive Oil.

Photo: Instagram/@lindsayjprice

Jillian Harris's son Leo is the cutest little pumpkin!

Photo: Instagram/@jillianharris

Leo's first Halloween also included playing the role of the lion from The Wizard of Oz. Jillian and her fiancé Justin's pet pooch Nacho made the perfect Dorothy.

Photo: Instagram/@jillianharris

Chrissy Teigen treated followers to a Halloween fashion show with daughter Luna on Instagram, including this too-cute hot dog costume.

Photo: Instagram/@chrissyteigen

...and this banana

Photo: Instagram/@chrissyteigen

...and the absolute sweetest Minnie Mouse!

Photo: Instagram/@chrissyteigen

Luna's costume parade continued with Little Red Riding Hood.

Photo: Instagram/@chrissyteigen

Alice in Wonderland...

Photo: Instagram/@chrissyteigen

A Pink Lady from Grease

Photo: Instagram/@chrissyteigen

And last but not least ... a hula dancer!

Photo: Instagram/@chrissyteigen

Neil Patrick Harris and David Burtka joined their twins Harper and Gideon in dressing up as Hollywood icons. Photo: Instagram/@nph

From the side-swept hair to ample bronzer and that signature smirk, Casey Wilson's son did a spot-on Donald Trump!

Katherine Heigl showed off her DIY Halloween craftsmanship with these two gorgeous handmade outfits for her daughters Naleigh and Adelaide.

Photo: Instagram/@katherineheigl

David Arquette was twinning with his son Charlie in their Where the Wild Things Are outfits.

Photo: Instagram/@davidarquett

Vanessa Lachey and daughter Brooklyn made the cutest pair of witches at their "Witches & Wizards Pumpkin Party."

Photo: Instagram/@vanessalachey

Exes Nick Cannon and Mariah Carey got into the Halloween spirit with their twins, Monroe and Moroccan. The former couple's daughter opted for a Rapunzel costume from Disney's Tangled film, while her mother dressed as a sultry red devil. Meanwhile, Nick and his son coordinated as the Super Mario Brothers. Attached to the family photo, Nick wrote, "Early Halloween Family Flow! #Ncredible."

Photo: Instagram/@nickcannon

Molly Sims got into the Halloween spirit with help from superhero son Brooks by making skull-shaped banana bread snacks.